When asked if she understands a work by this person, a character asks, “Who could?” and “Why should one?” This person titles a story in which a “stinging frenzy” breaks a thirty-year “inconceivable silence of the plains” for a woman who cries quietly and says, “I don't want to go!” at the end of the central event. In another story, Gabriele’s tuberculosis worsens after she plays a work by this (*) composer (10[1])for Detlev Spinell. This composer’s influence on authors such as W. E. B. Du Bois and Charles Baudelaire is discussed in an Alex Ross book titled for him. Aunt Georgiana visits from Nebraska and attends a matinee of this composer’s music in a Willa Cather story. This composer of an opera based on an epic by Wolfram von Eschenbach also wrote the antisemitic essay (10[1])“Jewishness in Music.” (10[1])For 10 points, name this composer who inspired Thomas Mann’s story “Tristan.” ■END■